databaseoption.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2010-05-19
 * Description : an option to provide database information to the parser
 *
 * Copyright (C) 2009-2012 by Andi Clemens <andi dot clemens at gmail dot com>
 *
 * This program is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation;
 * either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * ============================================================ */
 
#ifndef DIGIKAM_DATABASE_OPTION_H
#define DIGIKAM_DATABASE_OPTION_H
 
// Qt includes
 
#include <QString>
#include <QMap>
 
// Local includes
 
#include "option.h"
#include "ruledialog.h"
 
class QLineEdit;
 
namespace Digikam
{
class DbKeysCollection;
class DbKeySelectorView;
 
class DatabaseOptionDialog : public RuleDialog
{
    Q_OBJECT
 
public:
 
    explicit DatabaseOptionDialog(Rule* const parent);
    ~DatabaseOptionDialog() override;
 
    DbKeySelectorView* dbkeySelectorView;
    QLineEdit*         separatorLineEdit;
 
private:
 
    // Disable
    explicit DatabaseOptionDialog(QWidget*)                      = delete;
    DatabaseOptionDialog(const DatabaseOptionDialog&)            = delete;
    DatabaseOptionDialog& operator=(const DatabaseOptionDialog&) = delete;
};
 
// --------------------------------------------------------
 
typedef QMap<QString, DbKeysCollection*> DbOptionKeysMap;
 
// --------------------------------------------------------
 
class DatabaseOption : public Option
{
    Q_OBJECT
 
public:
 
    explicit DatabaseOption();
    ~DatabaseOption()                               override;
 
protected:
 
    QString parseOperation(ParseSettings& settings, const QRegularExpressionMatch &match) override;
 
private Q_SLOTS:
 
    void slotTokenTriggered(const QString& token)   override;
 
private:
 
    QString parseDatabase(const QString& keyword, ParseSettings& settings);
    void addDbKeysCollection(DbKeysCollection* key);
 
    void registerKeysCollection();
    void unregisterKeysCollection();
 
private:
 
    DbOptionKeysMap m_map;
 
private:
 
    // Disable
    explicit DatabaseOption(QObject*)                = delete;
    DatabaseOption(const DatabaseOption&)            = delete;
    DatabaseOption& operator=(const DatabaseOption&) = delete;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_DATABASE_OPTION_H